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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#41
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AMF
Old Nick wrote: On 24 May 2005 08:38:55 -0700, "warren" wrote: I withdraw from this NG. You are a bunch of FW's, With a few exceptions, the info I have gained from here is not worth the listening to world blindness, and US/imperial self-justification, along with the gun theory that you need a gun to stop the other guy with a gun, that I have to endure. Unfortunately, the audience I aim at has already probably already cut me off in a childish fit of self-righteous US inperialist shoot-the-other- guy. So **** you. Do not bother replying. Seriously. I give up. With regret |
#42
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"Tom Quackenbush" wrote in message
... OK, I've been doing a little reading on this the past couple of day's. The gist of it seems to indicate that zinc in your lead is very, very bad . Is that what you were saying? Me? Idunno, I was just looking at the phase diagram. It doesn't say anything about mechanical properties. At a guess, I would say it would be slightly stronger, depending on if there are any grain refiners present (very pure Pb and Zn will grow huge crystals). Past about 0.5wt% (hypereutectic), zinc will form first (constituting the "mushy state") instead of lead, probably resulting in a crunchy alloy. In general, metals that aren't very soluble in each other (there's a glaring "L1+L2" region on the phase diagram, indicating immicibility) don't usually make very nice alloys. Tim -- "California is the breakfast state: fruits, nuts and flakes." Website: http://webpages.charter.net/dawill/tmoranwms |
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